CN204449783U - Crankshaft fillet rolling device - Google Patents
Crankshaft fillet rolling device Download PDFInfo
- Publication number
- CN204449783U CN204449783U CN201520101153.5U CN201520101153U CN204449783U CN 204449783 U CN204449783 U CN 204449783U CN 201520101153 U CN201520101153 U CN 201520101153U CN 204449783 U CN204449783 U CN 204449783U
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- China
- Prior art keywords
- bracing frame
- motor
- guide rail
- rotating shaft
- crankshaft
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Abstract
The utility model discloses a kind of crankshaft fillet rolling device, it comprises pedestal, pedestal fixedly lays a guide rail, guide rail is installed with bracing frame, this bracing frame has the platform of mounted motor, crossbeam that a bearings mounted through hole and one piece are fixed on bracing frame top herein, crossbeam upper cylinder half is installed with a cylinder; Be provided with a rotating shaft in the bearing of the bracing frame on guide rail, this rotating shaft is connected with the motor below it by belt.Pedestal is also installed with a bracing frame with the bracing frame opposite side on guide rail, the bracing frame at this place have platform and two bearings mounted through holes of mounted motor, a rotating shaft is also installed in its upper end bearing, be provided with a power transmission shaft in bottom end bearing, this power transmission shaft is connected with the motor on platform below it by belt.One milled head is installed in the middle part of power transmission shaft; All be provided with a chuck two rotating shaft ends, this chuck at least has three for clamping the claw of crankshaft installed end.
Description
Technical field
The utility model belongs to machining technique field, is specifically related to a kind of crankshaft fillet rolling device of the rod journal place fillet for roll extrusion automobile engine crankshaft.
Background technology
Bent axle is one of strength member in engine, and its mechanical performance directly determines the life-span of engine.The form that bent axle lost efficacy generally has journal wear and fatigue fracture two kinds.For fatigue fracture, the general mode of axle journal fillet rolling that adopts improves its fatigue strength.
In current crankshaft fillet rolling machine bed, be generally have 2-4 milled head, adopt manual operations, operation inconvenience, moreover because of gradation roll extrusion, the product trunnion processed is beated overproof, causes bulk article to scrap, adds production cost; Domesticly also to have developed the lathe of whole for bent axle axle journal together roll extrusion, but complex structure, unstable properties, equipment failure rate is higher.
Utility model content
For above-mentioned deficiency of the prior art, the utility model provides a kind of crankshaft fillet rolling device improving Crankshaft Machining efficiency and crudy.
In order to reach foregoing invention object, the technical solution adopted in the utility model is:
Provide a kind of crankshaft fillet rolling device, comprise pedestal, it is characterized in that, also comprise
Guide rail, this guide rail is fixedly laid along the length direction of pedestal;
Two bracing frames, a bracing frame is installed on guide rail, it has the platform of mounted motor, a crossbeam that a bearings mounted through hole and one piece are fixed on its top; Another bracing frame is arranged on pedestal, it has platform and two bearings mounted through holes of mounted motor;
Rotating shaft, a rotating shaft is installed in the bearing of the bracing frame on guide rail, and is connected with the motor on this bracing frame by belt; Another root rotating shaft is installed in the upper end bearing of the bracing frame with two through holes;
Power transmission shaft, this power transmission shaft is installed in the bottom end bearing of the bracing frame with two through holes, and is connected with the motor on this bracing frame by belt;
Milled head, this milled head is a cam, is arranged on power transmission shaft, and for suppressing the fillet at the rod journal place of bent axle, the degree of depth of its radius of curvature and rod journal place groove matches;
Chuck, this chuck is installed on the end of rotating shaft, and is set to one with rotating shaft, and this chuck at least has three for clamping the claw of crankshaft installed end; And
Cylinder, this cylinder is fixedly mounted on crossbeam, and for suppressing the fillet at the rod journal place of bent axle, the stroke of its piston rod and the depth variance of rod journal place groove match.
The beneficial effects of the utility model are: by adjusting the bracing frame be arranged on guide rail, bent axle is fixedly mounted on chuck, and make the end of milled head and piston rod be positioned at the groove at the rod journal place of bent axle, the stroke of the adjustment rotating speed of two motors and the piston rod of cylinder, the part that milled head and piston rod in fillet pressing process are entered in groove is consistent with depth of groove variable quantity all the time, thus make rod journal all can carry out fillet compacting with milled head and piston rod close contact each time, substantially increase working (machining) efficiency, reduce processing cost, solve the product maneton after roll extrusion to beat overproof problem, reduce the deflection of bent axle, eliminate many calibration steps, improve the safety coefficient of bent axle.
Accompanying drawing explanation
Fig. 1 is the structural representation that this crankshaft fillet rolling device needs the bent axle carrying out roll extrusion.
Fig. 2 is the structural representation of the crankshaft fillet rolling device for carrying out roll extrusion to bent axle in Fig. 1.
Fig. 3 is the schematic diagram for carrying out the milled head of roll extrusion to the rod journal of bent axle in Fig. 1.
Wherein, 1, rod journal; 2, groove; 3, installation end; 4, milled head; 5, pedestal; 6, guide rail; 7, bracing frame; 8, motor; 9, belt; 10, rotating shaft; 11, bearing; 12, crossbeam; 13, cylinder; 14, chuck; 15, piston rod; 16, power transmission shaft.
Detailed description of the invention
Below detailed description of the invention of the present utility model is described; so that those skilled in the art understand the utility model; but should be clear; the utility model is not limited to the scope of detailed description of the invention; to those skilled in the art; as long as various change to limit and in the spirit and scope of the present utility model determined, these changes are apparent, and all innovation and creation utilizing the utility model to conceive are all at the row of protection in appended claim.
The structural representation that this crankshaft fillet rolling device needs the bent axle carrying out roll extrusion is shown with reference to figure 1, Fig. 1; As shown in Figure 1, this bent axle comprises the structure of the first balancing weight, the second balancing weight and the rod journal 1 be integrally connected; Rod journal 1 is arranged between the first balancing weight and the second balancing weight, and rod journal 1 is arranged on the edge of the first balancing weight and the second balancing weight; First balancing weight with the second balancing weight are provided with and carry out for external device (ED) the installation end 3 that is connected.The setting of rod journal 1 installation site, the degree of depth causing the groove 2 at rod journal 1 place is inconsistent, makes to bother very much the fillet compacting at rod journal 1 place.
The structural representation of the crankshaft fillet rolling device for carrying out roll extrusion to bent axle in Fig. 1 is shown with reference to figure 2, Fig. 2.As shown in Figure 2, this crankshaft fillet rolling device comprises pedestal 5, the length direction of pedestal 5 fixedly lays a guide rail 6, guide rail 6 is installed with a bracing frame 7 that can horizontally slip along it, this bracing frame 7 has the platform of mounted motor 8, and the crossbeam 12 that the through hole of bearing 11 and a piece are fixed on bracing frame 7 top is herein installed; Be provided with a rotating shaft 10 in the bearing 11 of the bracing frame 7 on guide rail 6, this rotating shaft 10 is connected with the motor 8 below it by belt 9.
Pedestal 5 is also installed with a bracing frame 7 with bracing frame 7 opposite side on guide rail 6, the bracing frame 7 at this place has the platform of mounted motor 8 and the through hole of two installation bearings 11.In the bottom end bearing 11 with the bracing frame 7 of two through holes, a power transmission shaft 16 is installed, in the upper end bearing 11 with the bracing frame 7 of two through holes, a rotating shaft 10 is also installed.This power transmission shaft 16 is connected with the motor 8 on platform below it by belt 9.
One milled head 4 is installed in the middle part of power transmission shaft 16; As shown in Figure 3, this milled head 4 is a cam, and for suppressing the fillet at rod journal 1 place of bent axle, the degree of depth of its radius of curvature and rod journal 1 place groove 2 matches.
Two rotating shaft 10 ends on bracing frame 7 are all provided with a chuck 14 for clamping crankshaft installed end 3, and this chuck 14 is set to one with rotating shaft 10, and this chuck 14 at least has three for clamping the claw of crankshaft installed end 3.
Be installed with one for suppressing the cylinder 13 of the rod journal 1 place fillet of bent axle at crossbeam 12 upper cylinder half, the stroke of the piston rod 15 of this cylinder 13 and the depth variance of rod journal 1 place groove 2 match.
During use, the mobile bracing frame 7 be arranged on guide rail 6, bent axle is fixedly mounted on chuck 14, and make the end of milled head 4 and piston rod 15 be positioned at the groove 2 at rod journal 1 place of bent axle, the stroke of the adjustment rotating speed of two motors 8 and the piston rod 15 of cylinder 13, the part that milled head 4 and piston rod 15 in fillet pressing process are entered in groove 2 is consistent with groove 2 depth variance all the time, and the rod journal 1 starting two motors 8 and cylinder 13 pairs of bent axles carries out fillet compacting.The part entered in groove 2 due to milled head 4 and piston rod 15 is consistent with groove 2 depth variance all the time, thus makes rod journal 1 often rotate a bit of equal can guarantee to carry out fillet compacting with milled head 4 and piston rod 15 close contact.
In an embodiment of the present utility model, in order to ensure further milled head 4 and cylinder 13 piston rod 15 can closely with rod journal 1 rotating contact, improve the roll extrusion effect of rod journal 1 place fillet, make to be positioned at motor 8 on bracing frame 7 that guide rail 6 clamps, with the motor 8 be positioned on bracing frame 7 that pedestal 5 is installed, there is identical rotary speed, and two motor 8 direction of rotation are contrary.
For the ease of the installation of the motor 8 on two bracing frames 7, two bracing frames 77 are all arranged L-shaped.
Although describe in detail detailed description of the invention of the present utility model by reference to the accompanying drawings, should not be construed as the restriction of the protection domain to this patent.In the scope described by claims, the various amendment that those skilled in the art can make without creative work and distortion still belong to the protection domain of this patent.
Claims (3)
1. a crankshaft fillet rolling device, comprises pedestal, it is characterized in that, also comprises
Guide rail, this guide rail is fixedly laid along the length direction of described pedestal;
Two bracing frames, a bracing frame is installed on described guide rail, it has the platform of mounted motor, a crossbeam that a bearings mounted through hole and one piece are fixed on its top; Another bracing frame is arranged on described pedestal, it has platform and two bearings mounted through holes of mounted motor;
Rotating shaft, a rotating shaft is installed in the bearing of the bracing frame on guide rail, and is connected with the motor on this bracing frame by belt; Another root rotating shaft is installed in the upper end bearing of the bracing frame with two through holes;
Power transmission shaft, this power transmission shaft is installed in the bottom end bearing of the bracing frame with two through holes, and is connected with the motor on this bracing frame by belt;
Milled head, this milled head is a cam, is arranged on described power transmission shaft, and for suppressing the fillet at the rod journal place of bent axle, the degree of depth of its radius of curvature and rod journal place groove matches;
Chuck, this chuck is installed on the end of described rotating shaft, and is set to one with described rotating shaft, and this chuck at least has three for clamping the claw of crankshaft installed end; And
Cylinder, this cylinder is fixedly mounted on described crossbeam, and for suppressing the fillet at the rod journal place of bent axle, the stroke of this cylinder piston rod and the depth variance of rod journal place groove match.
2. crankshaft fillet rolling device according to claim 1, is characterized in that, be positioned at motor on bracing frame that guide rail clamps and have identical rotary speed with the motor be positioned on bracing frame that pedestal is installed, and two motor direction of rotation is contrary.
3. crankshaft fillet rolling device according to claim 1 and 2, is characterized in that, two bracing frames are all L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520101153.5U CN204449783U (en) | 2015-02-12 | 2015-02-12 | Crankshaft fillet rolling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520101153.5U CN204449783U (en) | 2015-02-12 | 2015-02-12 | Crankshaft fillet rolling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204449783U true CN204449783U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520101153.5U Active CN204449783U (en) | 2015-02-12 | 2015-02-12 | Crankshaft fillet rolling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204449783U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105945307A (en) * | 2016-06-08 | 2016-09-21 | 大连盛辉钛业有限公司 | Rolling-reinforcing machining device and machining method for flared tube joint neck |
| CN112877517A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying thermal field to metal workpiece and assisting ultrasonic rolling |
| CN112877522A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying various physical fields to metal workpiece and assisting ultrasonic rolling |
| CN112877521A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field to metal workpiece and assisting ultrasonic rolling |
| CN112877518A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying deep cold field to metal workpiece and assisting ultrasonic rolling |
| CN112877523A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and pulse electromagnetic field to metal workpiece and assisting ultrasonic rolling |
| CN112877525A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and thermal field to metal workpiece and assisting ultrasonic rolling |
| CN112877519A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying multiple physical fields to metal workpiece and assisting ultrasonic rolling |
| CN112877524A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and pulse current field to metal workpiece and assisting ultrasonic rolling |
| CN112877520A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and deep cooling field to metal workpiece and assisting ultrasonic rolling |
| CN112899454A (en) * | 2021-01-14 | 2021-06-04 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field to metal workpiece and assisting ultrasonic rolling |
-
2015
- 2015-02-12 CN CN201520101153.5U patent/CN204449783U/en active Active
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105945307A (en) * | 2016-06-08 | 2016-09-21 | 大连盛辉钛业有限公司 | Rolling-reinforcing machining device and machining method for flared tube joint neck |
| CN105945307B (en) * | 2016-06-08 | 2018-01-30 | 大连盛辉钛业有限公司 | The finish rolling hardening processing unit (plant) and its processing method of a kind of flared coupling neck |
| CN112877517A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying thermal field to metal workpiece and assisting ultrasonic rolling |
| CN112877522A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying various physical fields to metal workpiece and assisting ultrasonic rolling |
| CN112877521A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field to metal workpiece and assisting ultrasonic rolling |
| CN112877518A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying deep cold field to metal workpiece and assisting ultrasonic rolling |
| CN112877523A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and pulse electromagnetic field to metal workpiece and assisting ultrasonic rolling |
| CN112877525A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and thermal field to metal workpiece and assisting ultrasonic rolling |
| CN112877519A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying multiple physical fields to metal workpiece and assisting ultrasonic rolling |
| CN112877524A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and pulse current field to metal workpiece and assisting ultrasonic rolling |
| CN112877520A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and deep cooling field to metal workpiece and assisting ultrasonic rolling |
| CN112899454A (en) * | 2021-01-14 | 2021-06-04 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field to metal workpiece and assisting ultrasonic rolling |
| CN112877520B (en) * | 2021-01-14 | 2022-05-27 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and deep cooling field to metal workpiece and assisting ultrasonic rolling |
| CN112877523B (en) * | 2021-01-14 | 2022-05-27 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and pulse electromagnetic field to metal workpiece and assisting ultrasonic rolling |
| CN112877524B (en) * | 2021-01-14 | 2022-05-27 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and pulse current field to metal workpiece and assisting ultrasonic rolling |
| CN112877525B (en) * | 2021-01-14 | 2022-05-27 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and thermal field to metal workpiece and assisting ultrasonic rolling |
| CN112877522B (en) * | 2021-01-14 | 2022-05-27 | 上海交通大学 | Surface strengthening device and method for applying various physical fields to metal workpiece and assisting ultrasonic rolling |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |